33 firefighters are currently tackling a blaze at a farm near Annan in Dumfries and Galloway.
It started on Tuesday evening in a grain silo at Charlesfield Farm.
Dumfries and Galloway fire and rescue say the fire is contained to the silo and no one is reported to be hurt.
Police are warning drivers to be aware that smoke is drifting across the B7020 Lochmaben road.
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